Upgrade LangChain to 0.0.349 (#130)

Author: nicoloboschi

pyproject.toml

@@ -15,8 +15,8 @@ astrapy = "~0.6.2"
 cassio = "~0.1.3"
 unstructured = "^0.10"
 llama-index = { version = "0.9.14", extras = ["langchain"] }
-langchain = { version = "0.0.343", extras = ["openai"] }
-langchain-core = "0.0.8"
+langchain = { version = "0.0.349", extras = ["openai"] }
+langchain-core = "0.0.13"
 
 [tool.poetry.group.test.dependencies]
 pytest = "*"

ragstack-e2e-tests/pyproject.llamaindex.toml

@@ -21,8 +21,8 @@ beautifulsoup4 = "^4"
 
 llama-index = { git = "https://github.com/run-llama/llama_index.git", branch = "main" }
 
-langchain = { version = "0.0.343", extras = ["openai"] }
-langchain-core = "0.0.8"
+langchain = { version = "0.0.349", extras = ["openai"] }
+langchain-core = "0.0.13"
 astrapy = "^0.6"
 cassio = "^0.1"